Message ID | 20230609022401.684157-26-richard.henderson@linaro.org |
---|---|
State | Superseded |
Headers | show |
Series | crypto: Provide aes-round.h and host accel | expand |
On 6/8/23 23:23, Richard Henderson wrote: > This implements the VCIPHER instruction. > > Signed-off-by: Richard Henderson <richard.henderson@linaro.org> > --- Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com> > target/ppc/int_helper.c | 14 ++++---------- > 1 file changed, 4 insertions(+), 10 deletions(-) > > diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c > index 15f07fca2b..1e477924b7 100644 > --- a/target/ppc/int_helper.c > +++ b/target/ppc/int_helper.c > @@ -2933,17 +2933,11 @@ void helper_vsbox(ppc_avr_t *r, ppc_avr_t *a) > > void helper_vcipher(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) > { > - ppc_avr_t result; > - int i; > + AESState *ad = (AESState *)r; > + AESState *st = (AESState *)a; > + AESState *rk = (AESState *)b; > > - VECTOR_FOR_INORDER_I(i, u32) { > - result.VsrW(i) = b->VsrW(i) ^ > - (AES_Te0[a->VsrB(AES_shifts[4 * i + 0])] ^ > - AES_Te1[a->VsrB(AES_shifts[4 * i + 1])] ^ > - AES_Te2[a->VsrB(AES_shifts[4 * i + 2])] ^ > - AES_Te3[a->VsrB(AES_shifts[4 * i + 3])]); > - } > - *r = result; > + aesenc_SB_SR_MC_AK(ad, st, rk, true); > } > > void helper_vcipherlast(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index 15f07fca2b..1e477924b7 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -2933,17 +2933,11 @@ void helper_vsbox(ppc_avr_t *r, ppc_avr_t *a) void helper_vcipher(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) { - ppc_avr_t result; - int i; + AESState *ad = (AESState *)r; + AESState *st = (AESState *)a; + AESState *rk = (AESState *)b; - VECTOR_FOR_INORDER_I(i, u32) { - result.VsrW(i) = b->VsrW(i) ^ - (AES_Te0[a->VsrB(AES_shifts[4 * i + 0])] ^ - AES_Te1[a->VsrB(AES_shifts[4 * i + 1])] ^ - AES_Te2[a->VsrB(AES_shifts[4 * i + 2])] ^ - AES_Te3[a->VsrB(AES_shifts[4 * i + 3])]); - } - *r = result; + aesenc_SB_SR_MC_AK(ad, st, rk, true); } void helper_vcipherlast(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
This implements the VCIPHER instruction. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/ppc/int_helper.c | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-)